Great all around
- Hybrid
- 13.25 in thick
- Soft / Medium / Firm
Sleep Foundation: Best Mattress Overall Read review
$1,465Queen · list priceSee price
That's the same size as a regular queen, so any standard queen mattress fits.
About the RV queen size →Keystone 2024 brochure, 2024.
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Sleep Foundation: Best Mattress Overall Read review
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The Arcadia bedroom. Measure the platform, not the old mattress, before you buy.

Keystone's 2025 246SLRK floorplan.
Check the year and length against your RV before you order.
| Year | Model | Length | Sleeps |
|---|---|---|---|
| 2023 | Arcadia Super Lite 246SLRK | – | 4 |
| 2024 | Arcadia Super Lite 246SLRK | 28 ft 6 in | 4 |
| 2025 | Arcadia Super Lite 246SLRK | 28 ft 6 in | 4 |
The main bed is 60 × 80 in (Keystone 2024 brochure, 2024).